Well Known Text
 
WKT Version 2
COMPOUNDCRS["GDA2020 + AVWS height",GEOGCRS["GDA2020",DATUM["Geocentric Datum of Australia 2020",ELLIPSOID["GRS 1980",6378137,298.257222101,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",7019]],ID["EPSG",1168]],CS[ellipsoidal,2,ID["EPSG",6422]],AXIS["Geodetic latitude (Lat)",north],AXIS["Geodetic longitude (Lon)",east],ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],ID["EPSG",7844]],VERTCRS["AVWS height",VDATUM["Australian Vertical Working Surface",ID["EPSG",1292]],CS[vertical,1,ID["EPSG",6499]],AXIS["Gravity-related height (H)",up],LENGTHUNIT["metre",1,ID["EPSG",9001]],GEOIDMODEL["GDA2020 to AVWS height (2)",ID["EPSG",9692]],ID["EPSG",9458]],ID["EPSG",9462]]


